MohamedAlaa

tmux shortcuts & cheatsheet

start new:

tmux

start new with session name:

tmux new -s myname

JPry

location ~* /(.*\.pdf) {
    types { application/octet-stream .pdf; }
    default_type  application/octet-stream;
}

jasonrudolph

5 entertaining things you can find with the GitHub Search API

Let's have some command-line fun with curl, [jq][1], and the [new GitHub Search API][2].

Today we're looking for:

• The hottest repositories created in the last week.
• The oldest user accounts with zero followers. (So sad.)
• Issue trends by language.
• Clojure projects defying convention.

matthewjberger

1.) Download a Nerd Font

2.) Unzip and copy to ~/.fonts

3.) Run the command fc-cache -fv to manually rebuild the font cache

picatz

job "metrics" {
    datacenters = ["dc1"]

    group "prometheus" {
        network {
            mode = "bridge"
        }

        service {
            name = "prometheus"

joelonsql

🗺🐘 1000+ PostgreSQL EXTENSIONs

This is a list of URLs to PostgreSQL EXTENSION repos, listed in alphabetical order of parent repo, with active forks listed under each parent.

⭐️ >= 10 stars
⭐️⭐️ >= 100 stars
⭐️⭐️⭐️ >= 1000 stars
Numbers of stars might not be up-to-date.

f41gh7

generate self-signed ca with key

openssl req -x509 -sha256 -days 1825 -newkey rsa:2048 -keyout rootCA.key -out rootCA.crt -nodes

• ca.default.svc.cluster.local - ou

generate storage node certificates

YOU HAVE TO USE extfile -> domain.ext

storage 0

ou - mtls-vmstorage-0.mtls-vmstorage.default.svc.cluster.local

openssl req -newkey rsa:2048 -nodes -keyout vmstorage_0.key -out vmstorage_0.csr

f41gh7

Mutli level cluster setup

doc

Lets say we have 2 zones: zone-a and zone-b. Separate cluster must be deploy to the both zones with commands:

helm upgrade -i zone-a vm/victoria-metrics-cluster -f zone.yaml

f41gh7

python wrapper for metricsql expr validation.

usage:

1. build shared lib: go build -buildmode=c-shared -o library.so main.go
2. use it

python3 metricsql.py 'not_exist(up)'`
failed to parse expr: not_exist(up), error: unsupported function "not_exist"